package com.xing.order.service.impl;

import com.alibaba.fastjson.JSONObject;
import com.github.wxpay.sdk.WXPayConstants;
import com.github.wxpay.sdk.WXPayUtil;
import com.xing.hospital.model.enums.PaymentTypeEnum;
import com.xing.hospital.model.enums.RefundStatusEnum;
import com.xing.order.entity.OrderInfo;
import com.xing.order.entity.PaymentInfo;
import com.xing.order.entity.RefundInfo;
import com.xing.order.service.OrderInfoService;
import com.xing.order.service.PaymentInfoService;
import com.xing.order.service.RefundInfoService;
import com.xing.order.service.WeixinService;
import com.xing.order.utils.ConstantPropertiesUtils;
import com.xing.order.utils.HttpClient;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;

import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeUnit;

/**
 * @author 邢福豪
 * @date 2022/8/16 10:48
 */

@Service
public class WeixinServiceImpl implements WeixinService {


    @Autowired
    private RedisTemplate redisTemplate;

    @Autowired
    private OrderInfoService orderService;

    @Autowired
    private PaymentInfoService paymentService;

    @Autowired
    private RefundInfoService refundInfoService;

    @Override
    public Map createNative(Long orderId) {
        try {  //从redis获取数据
            Map payMap = (Map) redisTemplate.opsForValue().get(orderId.toString());
            if (payMap != null) {
                return payMap;
            }
            //1 根据orderId获取订单信息
            OrderInfo order = orderService.getById(orderId);
            //2 向支付记录表添加信息
            paymentService.savePaymentInfo(order, PaymentTypeEnum.WEIXIN.getStatus());
            //3 设置参数
            //把参数转化为xml格式，使用商户key后进行加密
            Map paramMap = new HashMap();
            paramMap.put("appid", ConstantPropertiesUtils.APPID);
            paramMap.put("mch_id", ConstantPropertiesUtils.PARTNER);
            paramMap.put("nonce_str", WXPayUtil.generateNonceStr());
            String body = order.getReserveDate() + "就诊" + order.getDepname();
            paramMap.put("body", body);
            paramMap.put("out_trade_no", order.getOutTradeNo());
            paramMap.put("total_fee", "1");//为了测试，统一写成这个值
            paramMap.put("spbill_create_ip", "127.0.0.1");
            paramMap.put("notify_url", "http://guli.shop/api/order/weixinPay/weixinNotify");
            paramMap.put("trade_type", "NATIVE");


            HttpClient client = new HttpClient("https://api.mch.weixin.qq.com/pay/unifiedorder");
            //设置map参数

            client.setXmlParam(WXPayUtil.generateSignedXml(paramMap, ConstantPropertiesUtils.PARTNERKEY));
            client.setHttps(true);
            client.post();
            //5 返回相关数据
            String xml = client.getContent();
            //转换map集合
            Map<String, String> resultMap = WXPayUtil.xmlToMap(xml);
            System.out.println("resultMap:" + resultMap);
            //6 封装返回结果集
            Map map = new HashMap<>();
            map.put("orderId", orderId);
            map.put("totalFee", order.getAmount());
            map.put("resultCode", resultMap.get("result_code"));
            map.put("codeUrl", resultMap.get("code_url")); //二维码地址

            if (resultMap.get("result_code") != null) {
                redisTemplate.opsForValue().set(orderId.toString(), map, 120, TimeUnit.MINUTES);
            }
            return map;
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }

    }

    /**
     * 调用微信接口实现支付状态查询
     *
     * @param orderId
     * @return
     */
    @Override
    public Map<String, String> queryPayStatus(Long orderId) {
        try {
            //1.根据orderId获取订单信息
            OrderInfo orderInfo = orderService.getById(orderId);

            //2.封装提交的参数
            Map paramMap = new HashMap();
            paramMap.put("appid", ConstantPropertiesUtils.APPID);
            paramMap.put("mch_id", ConstantPropertiesUtils.PARTNER);
            paramMap.put("out_trade_no", orderInfo.getOutTradeNo());
            paramMap.put("nonce_str", WXPayUtil.generateNonceStr());

            //3.设置请求内容
            HttpClient client = new HttpClient("https://api.mch.weixin.qq.com/pay/orderquery");

            client.setXmlParam(WXPayUtil.generateSignedXml(paramMap, ConstantPropertiesUtils.PARTNERKEY));
            client.setHttps(true);
            client.post();

            //4.得到微信接口返回数据
            String xml = client.getContent();
            System.out.println("xfh======>微信调用成功后，返回的接口数据xml：" + xml);
            Map<String, String> resultMap = WXPayUtil.xmlToMap(xml);
            System.out.println("xfh======>微信调用成功后，返回的接口数据map：" + resultMap);
            System.out.println("xfh======>微信支付状态：" + resultMap);

            //把接口返回
            return resultMap;
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }


    }

    /**
     * 微信退款
     *
     * @param orderId
     * @return
     */
    @Override
    public Boolean refund(Long orderId) {
        try {  //获取支付记录信息
            PaymentInfo paymentInfo = paymentService.getPaymentInfo(orderId, PaymentTypeEnum.WEIXIN.getStatus());
            // 添加信息到退款记录表
            RefundInfo refundInfo = refundInfoService.saveRefundInfo(paymentInfo);
            //判断当前订单是否退款
            if (refundInfo.getRefundStatus().intValue() == RefundStatusEnum.REFUND.getStatus().intValue()) {
                return true;
            }
            //调用微信接口实现退款
            //封装需要的参数
            Map<String, String> paramMap = new HashMap<>();
            paramMap.put("appid", ConstantPropertiesUtils.APPID); //公众号账户ID
            paramMap.put("mch_id", ConstantPropertiesUtils.PARTNER);//商户账号
            paramMap.put("nonce_str", WXPayUtil.generateNonceStr());
            paramMap.put("transaction_id", paymentInfo.getTradeNo()); //微信订单号
            paramMap.put("out_trade_no", paymentInfo.getOutTradeNo()); //商户订单编号
            paramMap.put("out_refund_no", "tk" + paymentInfo.getOutTradeNo()); //商户退款单号
            paramMap.put("total_fee", "1");
            paramMap.put("refund_fee", "1");


            String paramXml = WXPayUtil.generateSignedXml(paramMap, ConstantPropertiesUtils.PARTNERKEY);
            //设置调用接口内容
            HttpClient client = new HttpClient("https://api.mch.weixin.qq.com/secapi/pay/refund");
            client.setXmlParam(paramXml);
            client.setHttps(true);
            //设置证书信息
            client.setCert(true);
            client.setCertPassword(ConstantPropertiesUtils.PARTNER);
            client.post();

            //接口返回数据
            String xml = client.getContent();
            Map<String, String> resultMap = WXPayUtil.xmlToMap(xml);
            if (null != resultMap
                    && WXPayConstants.SUCCESS.equalsIgnoreCase(resultMap.get("return_code"))) {
                refundInfo.setCallbackTime(new Date());
                refundInfo.setTradeNo(resultMap.get("refund_id"));
                refundInfo.setRefundStatus(RefundStatusEnum.REFUND.getStatus());
                refundInfo.setCallbackContent(JSONObject.toJSONString(resultMap));
                refundInfoService.updateById(refundInfo);
                return true;
            }
            return false;


        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }

    }
}


